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Ming Da MC 3008-AB SE Integrated Amplifier
End: 02.07. 2023 18:33:54 on Sunday
- Condition: Used
- Price: 995.25 EUR
- Status: unsold
- Item number: 364320721662
- Bids: 0
- Seller: tchemotichlec (280|100.0%)
- Seller information: non commercial
- Item location: BRISTOL
- Ships to: None
- Shipping: 0,0 EUR
- on EBAY
-
Description
Ming Da MC 3008-AB SE (class A). Pure class A beast 4 valves in preamp section and 4 in power amp, 805 triodes driven by 300b !! 40w but don’t be put by this, this amp produces powerful sweet holographic 3d sound, and capable of driving variety of even difficult speakers. Somethings extraordinary. MC3008-AB is excellent value, excellent sound quality. Icon Audio fit upgraded parts and play with the circuit on the basic Ming-da amps and sell them at double the price !!! I have owned many high quality products but this is buli like tank. No compromise high end class A amp, accompanied with great sound reproduction. I have no original package, it weighs over 43kg!! So only pick up please Maxing says... Features: a) Adopts pure Class A amplifier circuit, and tube 300 is used to push tube 845. b) High frequency sounds bright, intermediate is round and low-frequency sounds solid and strong, with an accurate positioning of sound field. c) Added a volume remote control device, the Japanese ALPS potentiometer,and the handle is made from aluminum alloy shell mol Specification: Output Power? 40W×2 ?CLASS A? Output Impedance? 4?, 8? Input Voltage? 350mv Input Impedance? 100K Distortion Factor? ?1% Signal-to-Noises? 91dB Power Dissipation? 300W Inputs? 2 Pairs Outputs? 2 Pairs Frequency? 18Hz – 30KHz±1dB Vacuum Tubes? 805ASE(exclusive)×2, 300B ×2, ECC83 ×2, ECC82 ×2 Size of outer carton?? 61L×53W×44H(cm) Weight? 43kg .
KWONG MING IKEA 24v UK POWER SUPPLY TRANSFORMER ADAPTOR KMV-240-030-BS-1 2-PIN
End: 30.06. 2023 13:40:59 on Friday
- Condition: Used
- Price: 17.46 EUR
- Status: sold
- Item number: 325658140106
- Seller: niloc0-1 (24771|96.4%)
- Seller information: Commercial
- Item location: Southampton
- Ships to: GB
- Shipping: 4,99 EUR
- on EBAY
-
Description
IN THIS AUCTION:IKEA/KWONG MING ELECTRONICSUK PLUG POWER ADAPTER24v / 0.13A / 3W2-PIN CONNECTION, FOR INDOOR USE ONLY! WAS OFF A IKEA LIGHT, USED WITH FAIRY LIGHTS & LED LIGHT DISPLAYSREF: KMV-240-030-BS-1 WORKING PERFECT THANKS FOR LOOKING
KWONG MING IKEA 4v UK POWER SUPPLY TRANSFORMER ADAPTOR KMV-040-030-BS-1 2-PIN
End: 30.06. 2023 13:39:36 on Friday
- Condition: Used
- Price: 17.46 EUR
- Status: sold
- Item number: 325658139219
- Seller: niloc0-1 (24771|96.4%)
- Seller information: Commercial
- Item location: Southampton
- Ships to: GB
- Shipping: 4,99 EUR
- on EBAY
-
Description
IN THIS AUCTION:IKEA/KWONG MING ELECTRONICSUK PLUG POWER ADAPTER4v / 0.75A / 3W2-PIN CONNECTION, FOR INDOOR USE ONLY! WAS OFF A IKEA LIGHT, USED WITH FAIRY LIGHTS & LED LIGHT DISPLAYSREF: KMV-040-030-BS-1 WORKING PERFECT THANKS FOR LOOKING
Ming Da integrated valve amplifier MC368-BSE
End: 25.06. 2023 22:27:24 on Sunday
- Condition: Used
- Price: 757.7 EUR
- Status: unsold
- Item number: 295767501261
- Bids: 0
- Seller: facyory (2322|99.5%)
- Seller information: non commercial
- Item location: Norwich
- Ships to: None
- Shipping: 0,0 EUR
- on EBAY
-
Description
Ming Da MC368-BSE integrated valve amplifier. I have owned and used this for several years, recently had a service by Ming Da uk and valves biased and sounds superb. A powerful valve amp that can run in Triode or Ultralinear mode so will easily drive most speakers.Superb build quality, well regarded and reviewed . Only selling as I now have active speakers. A few minor marks from use but in good condition. Has a remote and power lead. I have the original packaging but it is very heavy and collection only. If a buyer wanted to send a courier to collect that would be fine and I will pack it in the original box and packaging. Any questions, ask before not after bidding.
Ming Da Electronics Vacuum Tube Stereo Integrated Power amplifier MC368-B 902
End: 19.06. 2023 14:12:13 on Monday
- Condition: Used
- Price: 1730.11 EUR
- Status: unsold
- Item number: 275888365863
- Seller: studiosound1 (74|100.0%)
- Seller information: non commercial
- Item location: Blackpool
- Ships to: GB
- Shipping: 0,0 EUR
- on EBAY
-
Description
The upgraded version of the wonderful Ming Da Electronics Vacuum Tube Stereo Integrated Power amplifier MC368-B 902 - without doubt the best Asian tube amplifier - it performs and sounds better than my beloved Quad Valve amp with the capability of driving difficult speaker loads Remote control Complete with manuals and very expensive mains input lead Ex Demo so in excellent condition throughout with very little use
RCA 6BK7B VACUUM TUBE MATCH PAIR 1971 BLK PLT NOS NIB SUB WOO MING DA MC34B DJ
End: 09.06. 2023 14:40:13 on Friday
- Condition: New: Other
- Price: 16.55 EUR
- Status: unsold
- Item number: 325655503359
- Seller: mercedesman6572 (16241|99.7%)
- Seller information: Commercial (with base shop)
- Item location: Tonopah, Arizona
- Ships to: Worldwide
- Shipping: 18,3 EUR
- on EBAY
-
Description
TUBE HUNTER VACUUM TUBE GEMS THESE ARE THE SPECIFICS OF THE TUBE/TUBES FOR SALE THESE ARE THE TUBE/TUBES FOR SALE: MANUFACTURER: RCA PRODUCTION CITY: USA TUBE TYPE: 6BK7B DESIGNATION: DUAL TRIODE YEAR: 1971 MONTH: MAY Date code match YES SILK SCREEN CONDITION %: 100% MICA: 2 PLATES: GREY GM %: 118% 117% AND 117%, 119% SINGLE/PAIR/QUAD/MULTI: PAIR GETTER: LARGE O GETTER DATE CODE BY PERFECT NOS NIB TUBES WITH LARGE O GETTERS BLACK PLATES AND COPPER POSTS NEW IN THE BOX. TEST STRONG. NEVER BEEN USED On my tester a B&K 747 tester: Below 55 = BAD 55-66 = ? 65 -100 = Good 100-120+ = NOS I want to see you happy with your purchase. I will never sell a tube that is below standard…… I have sold many tubes here on Ebay, and all my customers have been completely satisfied. I will work with you in good faith if there are any problems, or if you are unsatisfied in any way. I want your business now and in the future, so I assume you are the boss, and I am the employee. All tubes are tested for shorts, continuity, and emissions. I prefer PayPal. ALL CUSTOMERS PLEASE READ ALL NOTES BEFORE BUYING FROM ME !! 1. RETURNS: It is my highest desire that you are completely satisfied with your purchase from me. I will bend over backwards to make sure that you are a happy customer. If anything you buy from me is less than satisfactory, message me BEFORE you either open a case or hit the “item not as described” button. Sound quality is tremendously SUBJECTIVE. For tubes returned for noise or sound quality of any kind you pay for the shipping we refund the purchase. We refund the price of the item NOT THE SHIPPING COST. If we sent the wrong tube we will of course pay for return shipping. For any tubes that are DOA we require that you send a us a picture of the shipping box to show us the damage. We test EVERY tube sent out and none should be DOA unless broken in shipping. 2. PLEASE NOTE: Tube silkscreen (lettering on the tubes) is VERY fragile. It can be wiped off and destroyed VERY easily. If you wipe off the silkscreen while handling the tube you diminish their value by up to 70%. DO NOT handle the tubes or hold them from the cylinder. ALWAYS hold them from the ENDS. If you are returning tubes and they are not in the same condition cosmetically I cannot give you a full refund. THIS IS VERY IMPORTANT. 3. UNLESS YOU MAKE ARRANGEMENTS WITH US BEFORE YOU PURCHASE, YOU MUST PAY FOR ITEMS PURCHASED WITHIN 2 DAYS OR A CASE WILL BE OPENED FOR AN UNPAID ITEM!!! 4. TESTING: I test all tubes that I sell in one way or another, or I will state untested. I have a B&K 747 tube tester. This is a mutual conductance tester. It give a percentage value of gm for the tube under test and checks for shorts and grid emissions. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. One evaluation is a screen shot of the tube with a high voltage applied to the plate. This helps the buyer see the linearity of the tube in question at the highest voltage the tube will see in a real circuit. The Curve tracer steps the triode through 10 gate/grid voltages starting with -10 volts and going to 0 volts. The lines show how the tube conducts throughout that range. At 0 volt the tube is at max conduction and is the top line on the display. It is easy at that point to take where that top line intersects the plate voltage, find the milliamp level and compare it to the datasheet. I give those numbers for you in the Item condition box. To further help the buyer I also include the Design values, for gm and ma readings in the table. This can then be compared to other tube sellers using inferior test methods such as Hickok, Amplitrex, and other testers. The Tektronix curve tracer gives values within 3% of the actual value. The very best portable testers only can approach 10% accuracy.5. Please note: The numbers given for gm are what I see on my tester. I DO NOT guarantee that you will see those numbers on your tester. I only guarantee that these tubes will test good, with no shorts, or gas, on a decent calibrated tester. I dont guarantee or imply anything else. 6. VERY IMPORTANT!!! Vintage tube testers almost always, due to age, have VERY LOW HEATER VOLTAGES!!! Every tester I have ever bought is below 6 volts when selecting 6.3 volts. They average 5.8 volts. The voltage NEEDS to be 6.3 and 12.6. You can calibrate a vintage tube tester all you want. If the heater voltage is not right, you will NEVER get the right gm value. I have customers complain that their tubes are not the same as what I see on my tester. They say they have a calibrated tube tester. I have 40 tube testers. On all of them I have an outside regulated DC power supply that feeds the tube tester the correct heater voltage. 7. I dont check each and every tube for noise or tone. This is SUBJECTIVE and it is too time consuming. If you dont like the noise level or the tone we offer a hassle free refund policy. International customers note: 1. Please wait for us to invoice you for the correct amount. If you have purchased more than one item, we must calculate how much the shipping will be. Shipping will be HIGHER due to insurance and shipping methods needed for expensive item totals. If you are buying only one item this will not be an issue. 2. Under no circumstances will we state on a US customs a declared value of less than the sale price. This is an honesty issue. We are honest with everyone to the best of our ability to do so. We want you to trust that what we say is true. There cannot be that trust, if we make false statements knowingly to anyone. If your country has tariffs/taxes so high that they cause large numbers of normally honest folks to make false statements, we urge you to work for change of those laws. 3 International buyers if you bought more than one item and want combined shipping it will ship in 2 days. 4. And all the Angels sang because the heavenly music was playing and it was turned all the way up. Listing and template services provided by inkFrog
Ming Da Electronics Vacuum Tube Stereo Integrated Power amplifier MC368-B 902
End: 05.06. 2023 18:00:05 on Monday
- Condition: Used
- Price: 1745.99 EUR
- Status: unsold
- Item number: 275864903605
- Seller: studiosound1 (74|100.0%)
- Seller information: non commercial
- Item location: Blackpool
- Ships to: GB
- Shipping: EUR
- on EBAY
-
Description
The upgraded version of the wonderful Ming Da Electronics Vacuum Tube Stereo Integrated Power amplifier MC368-B 902 - without doubt the best Asian tube amplifier - it performs and sounds better than my beloved Quad Valve amp with the capability of driving difficult speaker loads Remote control Complete with manuals and very expensive mains input lead Ex Demo so in excellent condition throughout with very little use
TUNG SOL 6BK7 A VACUUM TUBE DATE MATCHED PAIR 1961 NOS NIB WOO MING DA MC34B
End: 05.06. 2023 14:15:51 on Monday
- Condition: New
- Price: 14.79 EUR
- Status: unsold
- Item number: 225575220583
- Seller: mercedesman6572 (16237|99.7%)
- Seller information: Commercial (with base shop)
- Item location: Tonopah, Arizona
- Ships to: Worldwide
- Shipping: 20,96 EUR
- on EBAY
-
Description
TUBE HUNTER VACUUM TUBE GEMS THESE ARE THE SPECIFICS OF THE TUBE/TUBES/PARTS FOR SALE THESE ARE THE TUBE/TUBES/PARTS FOR SALE: MANUFACTURER: TUNG SOL PRODUCTION CITY: USA TUBE TYPE: 6BK7A DESIGNATION: DUAL TRIODE YEAR: 1961 MONTH or WEEK 10 Date code match YES SILK SCREEN CONDITION %: 100% MICA: 2 PLATES: GREY GM %: 122% 122% AND 121%, 122% SINGLE/PAIR/QUAD/MULTI: PAIR GETTER: LARGE O GETTER DATE CODE 3226110-1 TWO PAIRS ARE AVAILABLE AND ARE IDENTICAL. PERFECT NOS NIB TUBES COPPER POSTS NEW IN THE BOX. TEST STRONG. NEVER BEEN USED On my tester a B&K 747 tester: Below 55 = BAD 55-66 = ? 65 -100 = Good 100-120+ = NOS I want to see you happy with your purchase. I will never sell a tube that is below standard…… I have sold many tubes here on Ebay, and all my customers have been completely satisfied. I will work with you in good faith if there are any problems, or if you are unsatisfied in any way. I want your business now and in the future, so I assume you are the boss, and I am the employee. All tubes are tested for shorts, continuity, and emissions. I prefer PayPal. ALL CUSTOMERS PLEASE READ ALL NOTES BEFORE BUYING FROM ME !! 1. RETURNS: It is my highest desire that you are completely satisfied with your purchase from me. I will bend over backwards to make sure that you are a happy customer. If anything you buy from me is less than satisfactory, message me BEFORE you either open a case or hit the “item not as described” button. Sound quality is tremendously SUBJECTIVE. For tubes returned for noise or sound quality of any kind you pay for the shipping we refund the purchase. We refund the price of the item NOT THE SHIPPING COST. If we sent the wrong tube we will of course pay for return shipping. For any tubes that are DOA we require that you send a us a picture of the shipping box to show us the damage. We test EVERY tube sent out and none should be DOA unless broken in shipping. 2. PLEASE NOTE: Tube silkscreen (lettering on the tubes) is VERY fragile. It can be wiped off and destroyed VERY easily. If you wipe off the silkscreen while handling the tube you diminish their value by up to 70%. DO NOT handle the tubes or hold them from the cylinder. ALWAYS hold them from the ENDS. If you are returning tubes and they are not in the same condition cosmetically I cannot give you a full refund. THIS IS VERY IMPORTANT. 3. UNLESS YOU MAKE ARRANGEMENTS WITH US BEFORE YOU PURCHASE, YOU MUST PAY FOR ITEMS PURCHASED WITHIN 2 DAYS OR A CASE WILL BE OPENED FOR AN UNPAID ITEM!!! 4. TESTING: I test all tubes that I sell in one way or another, or I will state untested. I have a B&K 747 tube tester. This is a mutual conductance tester. It give a percentage value of gm for the tube under test and checks for shorts and grid emissions. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. One evaluation is a screen shot of the tube with a high voltage applied to the plate. This helps the buyer see the linearity of the tube in question at the highest voltage the tube will see in a real circuit. The Curve tracer steps the triode through 10 gate/grid voltages starting with -10 volts and going to 0 volts. The lines show how the tube conducts throughout that range. At 0 volt the tube is at max conduction and is the top line on the display. It is easy at that point to take where that top line intersects the plate voltage, find the milliamp level and compare it to the datasheet. I give those numbers for you in the Item condition box. To further help the buyer I also include the Design values, for gm and ma readings in the table. This can then be compared to other tube sellers using inferior test methods such as Hickok, Amplitrex, and other testers. The Tektronix curve tracer gives values within 3% of the actual value. The very best portable testers only can approach 10% accuracy.5. Please note: The numbers given for gm are what I see on my tester. I DO NOT guarantee that you will see those numbers on your tester. I only guarantee that these tubes will test good, with no shorts, or gas, on a decent calibrated tester. I dont guarantee or imply anything else. 6. VERY IMPORTANT!!! Vintage tube testers almost always, due to age, have VERY LOW HEATER VOLTAGES!!! Every tester I have ever bought is below 6 volts when selecting 6.3 volts. They average 5.8 volts. The voltage NEEDS to be 6.3 and 12.6. You can calibrate a vintage tube tester all you want. If the heater voltage is not right, you will NEVER get the right gm value. I have customers complain that their tubes are not the same as what I see on my tester. They say they have a calibrated tube tester. I have 40 tube testers. On all of them I have an outside regulated DC power supply that feeds the tube tester the correct heater voltage. 7. I dont check each and every tube for noise or tone. This is SUBJECTIVE and it is too time consuming. If you dont like the noise level or the tone we offer a hassle free refund policy. International customers note: 1. Please wait for us to invoice you for the correct amount. If you have purchased more than one item, we must calculate how much the shipping will be. Shipping will be HIGHER due to insurance and shipping methods needed for expensive item totals. If you are buying only one item this will not be an issue. 2. Under no circumstances will we state on a US customs a declared value of less than the sale price. This is an honesty issue. We are honest with everyone to the best of our ability to do so. We want you to trust that what we say is true. There cannot be that trust, if we make false statements knowingly to anyone. If your country has tariffs/taxes so high that they cause large numbers of normally honest folks to make false statements, we urge you to work for change of those laws. 3 International buyers if you bought more than one item and want combined shipping it will ship in 2 days. 4. And all the Angels sang because the heavenly music was playing and it was turned all the way up. Listing and template services provided by inkFrog
TUNG SOL 6BK7 A VACUUM TUBE DATE MATCHED PAIR 1960s NOS NIB WOO MING DA MC34B
End: 05.06. 2023 14:15:51 on Monday
- Condition: New
- Price: 11.07 EUR
- Status: unsold
- Item number: 325653578155
- Seller: mercedesman6572 (16237|99.7%)
- Seller information: Commercial (with base shop)
- Item location: Tonopah, Arizona
- Ships to: Worldwide
- Shipping: 20,96 EUR
- on EBAY
-
Description
TUBE HUNTER VACUUM TUBE GEMS THESE ARE THE SPECIFICS OF THE TUBE/TUBES/PARTS FOR SALE THESE ARE THE TUBE/TUBES/PARTS FOR SALE: MANUFACTURER: TUNG SOL PRODUCTION CITY: USA TUBE TYPE: 6BK7A DESIGNATION: DUAL TRIODE YEAR: 1960s MONTH or WEEK Date code match NO SILK SCREEN CONDITION %: 100% MICA: 2 PLATES: GREY GM %: 122% 122% AND 121%, 122% SINGLE/PAIR/QUAD/MULTI: PAIR GETTER: LARGE O GETTER DATE CODE 3226110-1 and ? TEST STRONG. NEVER BEEN USED On my tester a B&K 747 tester: Below 55 = BAD 55-66 = ? 65 -100 = Good 100-120+ = NOS I want to see you happy with your purchase. I will never sell a tube that is below standard…… I have sold many tubes here on Ebay, and all my customers have been completely satisfied. I will work with you in good faith if there are any problems, or if you are unsatisfied in any way. I want your business now and in the future, so I assume you are the boss, and I am the employee. All tubes are tested for shorts, continuity, and emissions. I prefer PayPal. ALL CUSTOMERS PLEASE READ ALL NOTES BEFORE BUYING FROM ME !! 1. RETURNS: It is my highest desire that you are completely satisfied with your purchase from me. I will bend over backwards to make sure that you are a happy customer. If anything you buy from me is less than satisfactory, message me BEFORE you either open a case or hit the “item not as described” button. Sound quality is tremendously SUBJECTIVE. For tubes returned for noise or sound quality of any kind you pay for the shipping we refund the purchase. We refund the price of the item NOT THE SHIPPING COST. If we sent the wrong tube we will of course pay for return shipping. For any tubes that are DOA we require that you send a us a picture of the shipping box to show us the damage. We test EVERY tube sent out and none should be DOA unless broken in shipping. 2. PLEASE NOTE: Tube silkscreen (lettering on the tubes) is VERY fragile. It can be wiped off and destroyed VERY easily. If you wipe off the silkscreen while handling the tube you diminish their value by up to 70%. DO NOT handle the tubes or hold them from the cylinder. ALWAYS hold them from the ENDS. If you are returning tubes and they are not in the same condition cosmetically I cannot give you a full refund. THIS IS VERY IMPORTANT. 3. UNLESS YOU MAKE ARRANGEMENTS WITH US BEFORE YOU PURCHASE, YOU MUST PAY FOR ITEMS PURCHASED WITHIN 2 DAYS OR A CASE WILL BE OPENED FOR AN UNPAID ITEM!!! 4. TESTING: I test all tubes that I sell in one way or another, or I will state untested. I have a B&K 747 tube tester. This is a mutual conductance tester. It give a percentage value of gm for the tube under test and checks for shorts and grid emissions. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. One evaluation is a screen shot of the tube with a high voltage applied to the plate. This helps the buyer see the linearity of the tube in question at the highest voltage the tube will see in a real circuit. The Curve tracer steps the triode through 10 gate/grid voltages starting with -10 volts and going to 0 volts. The lines show how the tube conducts throughout that range. At 0 volt the tube is at max conduction and is the top line on the display. It is easy at that point to take where that top line intersects the plate voltage, find the milliamp level and compare it to the datasheet. I give those numbers for you in the Item condition box. To further help the buyer I also include the Design values, for gm and ma readings in the table. This can then be compared to other tube sellers using inferior test methods such as Hickok, Amplitrex, and other testers. The Tektronix curve tracer gives values within 3% of the actual value. The very best portable testers only can approach 10% accuracy.5. Please note: The numbers given for gm are what I see on my tester. I DO NOT guarantee that you will see those numbers on your tester. I only guarantee that these tubes will test good, with no shorts, or gas, on a decent calibrated tester. I dont guarantee or imply anything else. 6. VERY IMPORTANT!!! Vintage tube testers almost always, due to age, have VERY LOW HEATER VOLTAGES!!! Every tester I have ever bought is below 6 volts when selecting 6.3 volts. They average 5.8 volts. The voltage NEEDS to be 6.3 and 12.6. You can calibrate a vintage tube tester all you want. If the heater voltage is not right, you will NEVER get the right gm value. I have customers complain that their tubes are not the same as what I see on my tester. They say they have a calibrated tube tester. I have 40 tube testers. On all of them I have an outside regulated DC power supply that feeds the tube tester the correct heater voltage. 7. I dont check each and every tube for noise or tone. This is SUBJECTIVE and it is too time consuming. If you dont like the noise level or the tone we offer a hassle free refund policy. International customers note: 1. Please wait for us to invoice you for the correct amount. If you have purchased more than one item, we must calculate how much the shipping will be. Shipping will be HIGHER due to insurance and shipping methods needed for expensive item totals. If you are buying only one item this will not be an issue. 2. Under no circumstances will we state on a US customs a declared value of less than the sale price. This is an honesty issue. We are honest with everyone to the best of our ability to do so. We want you to trust that what we say is true. There cannot be that trust, if we make false statements knowingly to anyone. If your country has tariffs/taxes so high that they cause large numbers of normally honest folks to make false statements, we urge you to work for change of those laws. 3 International buyers if you bought more than one item and want combined shipping it will ship in 2 days. 4. And all the Angels sang because the heavenly music was playing and it was turned all the way up. Listing and template services provided by inkFrog
RCA 6BK7B VACUUM TUBE MATCH PAIR 1968 BLK PLT NOS NIB SUB WOO MING DA MC34B BY
End: 26.05. 2023 15:42:26 on Friday
- Condition: New: Other
- Price: 13.31 EUR
- Status: unsold
- Item number: 225575223635
- Seller: mercedesman6572 (16237|99.7%)
- Seller information: Commercial (with base shop)
- Item location: Tonopah, Arizona
- Ships to: Worldwide
- Shipping: 18,21 EUR
- on EBAY
-
Description
TUBE HUNTER VACUUM TUBE GEMS THESE ARE THE SPECIFICS OF THE TUBE/TUBES FOR SALE THESE ARE THE TUBE/TUBES FOR SALE: MANUFACTURER: RCA PRODUCTION CITY: USA TUBE TYPE: 6BK7B DESIGNATION: DUAL TRIODE YEAR: 1968 MONTH: APRIL Date code match YES SILK SCREEN CONDITION %: 100% MICA: 2 PLATES: GREY GM %: 122% 122% AND 121%, 122% SINGLE/PAIR/QUAD/MULTI: PAIR GETTER: LARGE O GETTER DATE CODE BY PERFECT NOS NIB TUBES WITH LARGE O GETTERS BLACK PLATES AND COPPER POSTS NEW IN THE BOX. TEST STRONG. NEVER BEEN USED On my tester a B&K 747 tester: Below 55 = BAD 55-66 = ? 65 -100 = Good 100-120+ = NOS I want to see you happy with your purchase. I will never sell a tube that is below standard…… I have sold many tubes here on Ebay, and all my customers have been completely satisfied. I will work with you in good faith if there are any problems, or if you are unsatisfied in any way. I want your business now and in the future, so I assume you are the boss, and I am the employee. All tubes are tested for shorts, continuity, and emissions. I prefer PayPal. ALL CUSTOMERS PLEASE READ ALL NOTES BEFORE BUYING FROM ME !! 1. RETURNS: It is my highest desire that you are completely satisfied with your purchase from me. I will bend over backwards to make sure that you are a happy customer. If anything you buy from me is less than satisfactory, message me BEFORE you either open a case or hit the “item not as described” button. Sound quality is tremendously SUBJECTIVE. For tubes returned for noise or sound quality of any kind you pay for the shipping we refund the purchase. We refund the price of the item NOT THE SHIPPING COST. If we sent the wrong tube we will of course pay for return shipping. For any tubes that are DOA we require that you send a us a picture of the shipping box to show us the damage. We test EVERY tube sent out and none should be DOA unless broken in shipping. 2. PLEASE NOTE: Tube silkscreen (lettering on the tubes) is VERY fragile. It can be wiped off and destroyed VERY easily. If you wipe off the silkscreen while handling the tube you diminish their value by up to 70%. DO NOT handle the tubes or hold them from the cylinder. ALWAYS hold them from the ENDS. If you are returning tubes and they are not in the same condition cosmetically I cannot give you a full refund. THIS IS VERY IMPORTANT. 3. UNLESS YOU MAKE ARRANGEMENTS WITH US BEFORE YOU PURCHASE, YOU MUST PAY FOR ITEMS PURCHASED WITHIN 2 DAYS OR A CASE WILL BE OPENED FOR AN UNPAID ITEM!!! 4. TESTING: I test all tubes that I sell in one way or another, or I will state untested. I have a B&K 747 tube tester. This is a mutual conductance tester. It give a percentage value of gm for the tube under test and checks for shorts and grid emissions. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. One evaluation is a screen shot of the tube with a high voltage applied to the plate. This helps the buyer see the linearity of the tube in question at the highest voltage the tube will see in a real circuit. The Curve tracer steps the triode through 10 gate/grid voltages starting with -10 volts and going to 0 volts. The lines show how the tube conducts throughout that range. At 0 volt the tube is at max conduction and is the top line on the display. It is easy at that point to take where that top line intersects the plate voltage, find the milliamp level and compare it to the datasheet. I give those numbers for you in the Item condition box. To further help the buyer I also include the Design values, for gm and ma readings in the table. This can then be compared to other tube sellers using inferior test methods such as Hickok, Amplitrex, and other testers. The Tektronix curve tracer gives values within 3% of the actual value. The very best portable testers only can approach 10% accuracy.5. Please note: The numbers given for gm are what I see on my tester. I DO NOT guarantee that you will see those numbers on your tester. I only guarantee that these tubes will test good, with no shorts, or gas, on a decent calibrated tester. I dont guarantee or imply anything else. 6. VERY IMPORTANT!!! Vintage tube testers almost always, due to age, have VERY LOW HEATER VOLTAGES!!! Every tester I have ever bought is below 6 volts when selecting 6.3 volts. They average 5.8 volts. The voltage NEEDS to be 6.3 and 12.6. You can calibrate a vintage tube tester all you want. If the heater voltage is not right, you will NEVER get the right gm value. I have customers complain that their tubes are not the same as what I see on my tester. They say they have a calibrated tube tester. I have 40 tube testers. On all of them I have an outside regulated DC power supply that feeds the tube tester the correct heater voltage. 7. I dont check each and every tube for noise or tone. This is SUBJECTIVE and it is too time consuming. If you dont like the noise level or the tone we offer a hassle free refund policy. International customers note: 1. Please wait for us to invoice you for the correct amount. If you have purchased more than one item, we must calculate how much the shipping will be. Shipping will be HIGHER due to insurance and shipping methods needed for expensive item totals. If you are buying only one item this will not be an issue. 2. Under no circumstances will we state on a US customs a declared value of less than the sale price. This is an honesty issue. We are honest with everyone to the best of our ability to do so. We want you to trust that what we say is true. There cannot be that trust, if we make false statements knowingly to anyone. If your country has tariffs/taxes so high that they cause large numbers of normally honest folks to make false statements, we urge you to work for change of those laws. 3 International buyers if you bought more than one item and want combined shipping it will ship in 2 days. 4. And all the Angels sang because the heavenly music was playing and it was turned all the way up. Listing and template services provided by inkFrog
Ming Da integrated valve amplifier MC368-BSE
End: 15.05. 2023 19:31:39 on Monday
- Condition: Used
- Price: 746.22 EUR
- Status: unsold
- Item number: 295686929809
- Bids: 0
- Seller: facyory (2295|100.0%)
- Seller information: non commercial
- Item location: Norwich
- Ships to: None
- Shipping: 0,0 EUR
- on EBAY
-
Description
Ming Da MC368-BSE integrated valve amplifier. I have owned and used this for several years, just had a service by Ming Da uk and valves biased and sounds superb. A powerful valve amp that can run in Triode or Ultralinear mode so will easily drive most speakers.Superb build quality, well regarded and reviewed . Only selling as I now have active speakers. A few minor marks from use but in good condition. Has a remote and power lead. I have the original packaging but it is very heavy and collection only. If a buyer wanted to send a courier to collect that would be fine and I will pack it in the original box and packaging. Any questions, ask before not after bidding.
Ming-Da TVC Passive pre-amplifier MC-9 Transformer, Stepped Attenuator Pre Amp
End: 03.10. 2021 21:47:27 on Sunday
- Condition: Used
- Price: 309.39 EUR
- Status: sold
- Item number: 255154947220
- Counter: 274
- Bids: 2
- Seller: duffo2 (3195|100.0%)
- Seller information: non commercial
- Item location: Sheffield, South Yorkshire
- Ships to: GB
- Shipping: 12,99 EUR
- on EBAY
MIng Da MC368-B KT88 Valve Amplifier
End: 02.10. 2021 23:54:31 on Saturday
- Condition: For parts or not working
- Price: 308.22 EUR
- Status: sold
- Item number: 284461825776
- Counter: 973
- Bids: 16
- Seller: duncan110169 (773|100.0%)
- Seller information: non commercial
- Item location: SUTTON, Surrey
- Ships to: None
- Shipping: 0,0 EUR
- on EBAY
SYLVANIA 6BK7A VACUUM TUBE MATCH PAIR BLK PLT NOS NIB 6N1P SUB WOO MING DA MC34B
End: 10.09. 2021 22:00:59 on Friday
- Condition: New: Other
- Price: 17.14 EUR
- Status: unsold
- Item number: 324749229392
- Counter: 62
- Seller: mercedesman6572 (14042|99.9%)
- Seller information: Commercial (with base shop)
- Item location: Tonopah, Arizona
- Ships to: Worldwide
- Shipping: 16,94 EUR
- on EBAY
ming da transformer passive pre-amplifier MC-9
End: 20.08. 2021 12:38:34 on Friday
- Condition: Used
- Price: 380.18 EUR
- Status: unsold
- Item number: 334104180933
- Counter: 178
- Seller: pefe_38 (122|100.0%)
- Seller information: non commercial
- Item location: Rotherham
- Ships to: GB
- Shipping: 20,0 EUR
- on EBAY
SYLVANIA 6BK7B VACUUM TUBE MATCH PAIR BLK PLT NOS NIB 6N1P GRN WOO MING DA MC34B
End: 18.08. 2021 09:58:51 on Wednesday
- Condition: New: Other
- Price: 16.84 EUR
- Status: unsold
- Item number: 324719391703
- Counter: 74
- Seller: mercedesman6572 (13961|99.9%)
- Seller information: Commercial (with base shop)
- Item location: Tonopah, Arizona
- Ships to: Worldwide
- Shipping: 16,83 EUR
- on EBAY
Kwong Ming AC adaptor KMUD-150-00075-41BS IKEA 15V Indoor Light Transformer PIN
End: 09.08. 2021 14:07:42 on Monday
- Condition: Used
- Price: 11.7 EUR
- Status: unsold
- Item number: 124808149689
- Counter: 15
- Seller: josausageroll (820|98.3%)
- Seller information: non commercial
- Item location: Newcastle upon Tyne
- Ships to: GB
- Shipping: 16,95 EUR
- on EBAY
ming da transformer passive pre-amplifier MC-9
End: 06.08. 2021 04:57:07 on Friday
- Condition: Used
- Price: 379.46 EUR
- Status: unsold
- Item number: 334087014323
- Counter: 153
- Seller: pefe_38 (118|100.0%)
- Seller information: non commercial
- Item location: Rotherham
- Ships to: GB
- Shipping: 20,0 EUR
- on EBAY
IKEA KWONG MING 4v POWER SUPPLY UNIT AC ADAPTOR KMV-040-030-BS-1 2-PIN fitting
End: 03.08. 2021 11:49:41 on Tuesday
- Condition: Used
- Price: 17.52 EUR
- Status: sold
- Item number: 324581665886
- Counter: 218
- Seller: niloc0-1 (22616|98.0%)
- Seller information: Commercial
- Item location: Southampton
- Ships to: Americas
- Shipping: 14,92 EUR
- on EBAY
HI-FI CHOICE MARANTZ PM 1153 MING-DA DACMAGIC PLUS SIMAUDIO MOON 2051 SANSUI
End: 01.08. 2021 16:40:18 on Sunday
- Condition: Used
- Price: 11.65 EUR
- Status: unsold
- Item number: 124732531456
- Counter: 179
- Seller: hi-fi-audio-magazines (952|99.5%)
- Seller information: non commercial
- Item location: Baillieston, North Lanarkshire
- Ships to: Worldwide
- Shipping: 6,98 EUR
- on EBAY
KWONG MING 4v POWER SUPPLY TRANSFORMER AC ADAPTOR KMV-040-030-BS-1 2-PIN fitting
End: 27.07. 2021 22:05:08 on Tuesday
- Condition: Used
- Price: 17.56 EUR
- Status: sold
- Item number: 324472793541
- Counter: 371
- Seller: niloc0-1 (22503|98.0%)
- Seller information: Commercial
- Item location: Southampton
- Ships to: Americas
- Shipping: 14,72 EUR
- on EBAY
ming da transformer passive pre-amplifier MC-9
End: 23.07. 2021 14:37:55 on Friday
- Condition: Used
- Price: 466.4 EUR
- Status: unsold
- Item number: 334080492026
- Counter: 87
- Seller: pefe_38 (117|100.0%)
- Seller information: non commercial
- Item location: Rotherham
- Ships to: GB
- Shipping: 20,0 EUR
- on EBAY
MEIXING Ming Da MC-7R valve preamplifier
End: 18.07. 2021 11:43:06 on Sunday
- Condition: Used
- Price: 441.28 EUR
- Status: sold
- Item number: 255049684599
- Counter: 230
- Bids: 3
- Seller: picken7767 (36|0.0%)
- Seller information: non commercial
- Item location: Newick, Lewes
- Ships to: GB
- Shipping: 20,25 EUR
- on EBAY
ming da transformer passive pre-amplifier MC-9
End: 13.07. 2021 14:45:47 on Tuesday
- Condition: Used
- Price: 353.73 EUR
- Status: unsold
- Item number: 334070421686
- Counter: 96
- Seller: pefe_38 (114|100.0%)
- Seller information: non commercial
- Item location: Rotherham
- Ships to: GB
- Shipping: 20,0 EUR
- on EBAY
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